Article
Molecular basis of CD4 repression by the Swi/Snf-like BAF chromatin remodeling complex.
European journal of immunology - 1 Feb 2009
Wan Mimi, Zhang Jianmin, Lai Dazhi, Jani Anant, Prestone-Hurlburt Paula, Zhao Lulu, Ramachandran Aruna, Schnitzler Gavin R, Chi Tian
Abstract excerpt
The Brg1/Brm-associated factor (BAF) chromatin remodeling complex directly binds the CD4 silencer and is essential for CD4 repression during T-cell development, because deletion of the ATPase subunit Brg1 or a dominant negative mutant of BAF57 each impairs CD4 repression in early thymocytes. Paradoxically, BAF57 is dispensable for remodeling nucleosomes in vitro or for binding of the BAF complex to the CD4...
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